<template>
  <aside class="rightSidebar">
    <label>选择分类：</label>
    <select>
      <option value="1">请选择</option>
    </select>
    <button>发布</button>
  </aside>
</template>
<style scoped>
.rightSidebar {
  padding: 48px 12px;
  border-left: 1px solid hsl(280deg, 50%, 50%);
  height: 100%;
}
button {
  display: block;
}
</style>
